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A Helicopter on Mars? NASA Wants to Try

A Helicopter on Mars? NASA Wants to Try

Source: New York Times NASA currently has two cars roaming Mars — the Opportunity and Curiosity rovers. But the next one it will send there will carry a vehicle with a new approach for planetary exploration: a helicopter. The space agency announced the decision on...

Water may have killed Mars’ magnetic field

Water may have killed Mars’ magnetic field

Author: Lisa Grossman / Source: Science News DEAD INSIDE Mars doesn’t have a magnetic field today because something shut off its churning core. A new study suggests waterlocked minerals in the mantle could have provided enough hydrogen to interfere with the...

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